/*
 *  Copyright 2007 Blandware (http://www.blandware.com)
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.blandware.atleap.webapp.action.core.contentPage;

import com.blandware.atleap.webapp.action.core.BaseAction;
import com.blandware.atleap.webapp.form.core.VirtualFolderForm;
import org.apache.commons.validator.GenericValidator;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * <p>Prepares form bean to move content page folder.
 * </p>
 * <p><a href="CallMoveContentPageFolderAction.java.html"><i>View Source</i></a></p>
 * <p/>
 *
 * @author Roman Puchkovskiy <a href="mailto:roman.puchkovskiy@blandware.com">
 *         &lt;roman.puchkovskiy@blandware.com&gt;</a>
 * @version $Revision: 1.1 $ $Date: 2007/12/19 09:13:59 $
 * @struts.action path="/core/contentPage/callMoveFolder"
 * name="virtualFolderForm"
 * scope="request"
 * validate="false"
 * roles="core-contentPage-update"
 * @struts.action-forward name="moveContentPageFolder"
 * path=".core.contentPage.moveFolder"
 * @struts.action-forward name="listContentPages"
 * path="/core/contentPage/list.do"
 * redirect="false"
 */
public final class CallMoveContentPageFolderAction extends BaseAction {
	/**
	 * @param mapping  The ActionMapping used to select this instance
	 * @param form     The optional ActionForm bean for this request (if any)
	 * @param request  The HTTP request we are proceeding
	 * @param response The HTTP response we are creating
	 * @return an ActionForward instance describing where and how
	 *         control should be forwarded, or null if response
	 *         has already been completed
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
	                             HttpServletRequest request, HttpServletResponse response) throws Exception {
        VirtualFolderForm virtualFolderForm = (VirtualFolderForm) form;

		String path;
		if ( !GenericValidator.isBlankOrNull(virtualFolderForm.getPath()) ) {
			path = virtualFolderForm.getPath();
		} else {
			if ( log.isWarnEnabled() ) {
				log.warn("Missing path. Returning to list...");
			}
            return mapping.findForward("listContentPages");
		}

        String newPath = path;
        if ( newPath == null || newPath.equals("/") ) {
			newPath = "";
		}

		// ensure, that new path starts with slash and does not end with slash
		if ( newPath.length() > 0 ) {
			if ( !newPath.startsWith("/") ) {
				newPath = "/" + newPath;
			}
			if ( newPath.endsWith("/") ) {
				newPath = newPath.substring(0, newPath.length() - 1);
			}
		}

        virtualFolderForm.setNewPath(newPath);

        saveToken(request);
		return mapping.findForward("moveContentPageFolder");
	}

}